A.more than i.he rated torque
B.less than the rated torque
C.rated torque
D.zero
Explanation: The correct answer is zero.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 63 of 244.
Electrical Engineering MCQs by topic
Basic Electrical MCQs121Power Electronics217Transformers132Transmission and Distribution90D.C. Motors130D.C. Generators120Polyphase Induction Motors99Single Phase Induction Motors110Synchronous Motors122Network Theorems47Economics of Power Generation98A.C. Fundamentals, Circuits and Circuit Theory109Cables57Electrolysis and Storage of Batteries119Electrostatics180Magnetic Circuit28Rectifiers and Converters58Magnetism and Electromagnetism85Electromagnetic Induction85Switchgear and Protection102OP-AMP Circuits24Heating and Welding50Earthing or Grounding11Parallel Circuits25Oscillators28Amplifiers with Negative Feedback18Transistors42Semiconductor Diode44Analog Electronics46Hybrid Parameters12Modulation and Demodulation40Control Systems100Digital Electronics36Electric Traction74Electrical Engineering Materials100Electrical Machine Design103Electronic Instruments30Field Effect Transistors - FET47Industrial Drives70Integrated Circuits15Measurement and Instrumentation109Multi-Stage Transistor Amplifiers40Power Generation121Regulated D.C. Power Supply39SCR (Silicon Controlled Rectifiers)25Semiconductor Theory35Single Stage Transistor Amplifiers38Solid-State Switching Circuits29Transistor Audio Power Amplifiers39Transistor Biasing40Transistor Tuned Amplifiers40Series-Parallel Circuits29Passive Filters20Operational Amplifier30
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Showing page 63 of 244 · 3,658 total solved questions available.
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A.Damping device
B.Controlling device
C.All of the above
D.Deflecting device
Explanation: The correct answer is All of the above.
Submitted by: Academy of Pakistan
A.100 W
B.1500 W
C.1000 W
D.500 W
Explanation: The correct answer is 500 W.
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A.Vc1 > Vc2 > Vc3 when Ig1 ≥ Ig2 &Atil
B.Vc1 > Vc2 > Vc3 when Ig1 > Ig2 > Ig3.
C.Vc1 = Vc2 = Vc3 any value of Ig.
Explanation: The correct answer is Vc1 > Vc2 > Vc3 when Ig1 > Ig2 > Ig3..
Submitted by: Academy of Pakistan
A.motor will not carry the load
B.electrolytic capacitor will, in all probability, suffer break down
C.current drawn by the motor will be excessively high
D.motor will not come up to speed
Explanation: The correct answer is electrolytic capacitor will, in all probability, suffer break down.
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A.dc generator
B.all of the above
C.transformer
D.dc motor
Explanation: The correct answer is dc motor.
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A.high temperature
B.increasing field strength
C.increase of mean free path
D.all of the above
Explanation: The correct answer is all of the above.
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A.lower
B.little
C.zero
D.higher
Explanation: The correct answer is lower.
Submitted by: Academy of Pakistan
A.increasing the resistance in field circuit
B.reducing the resistance in the armature circuit
C.increasing the resistance in armature circuit
D.reducing the resistance in the field circuit
Explanation: The correct answer is increasing the resistance in field circuit.
Submitted by: Academy of Pakistan
A.Silicon has a larger leakage voltage than germanium
B.Silicon has a smaller leakage voltage than germanium
C.Silicon has a larger leakage current than germanium
D.Silicon has a smaller leakage current than germanium
Explanation: The correct answer is Silicon has a smaller leakage current than germanium.
Submitted by: Academy of Pakistan
A.all above
B.its chemical constituents
C.on the strength of its electrolyte
D.its temperature
Explanation: The correct answer is all above.
Submitted by: Academy of Pakistan
If the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, then
0A.the motor stops
B.it continues to run at the same speed
C.it runs at a slower speed
D.it runs at a very high speed
Explanation: The correct answer is the motor stops.
Submitted by: Academy of Pakistan
A.Super tension
B.Extra super voltage
C.High tension
D.Extra high tension
Explanation: The correct answer is Extra super voltage.
Submitted by: Academy of Pakistan
A.Phase lag helps to decrease the phase margin of the control loop
B.Phase lead helps to increase the phase margin of the control loop
C.Phase lead helps to decrease the phase margin of the control loop
D.Phase lag helps to increase the phase margin of the control loop
Explanation: The correct answer is Phase lead helps to increase the phase margin of the control loop.
Submitted by: Academy of Pakistan
A.increases
B.decreases then increases
C.increases then decreases
D.decreases
Explanation: The correct answer is increases.
Submitted by: Academy of Pakistan